Storage-stable pastes, paints, inks and similar products containing aluminous pigments

Claim 1

A POLYCHROME PAINT COMPRISING (A) A STORAGE-STABLE MIXTURE OF AN AQUEOUS DISPERSING LIQUID OF PH BETWEEN 2 AND 11 CONSISTING ESSENTIALLY OF (A) 30% TO 99% WATER BY WEIGHT, (B) A WATER-SOLUBLE INORGANIC HEXAVALENT CHROMIUM SALT PRESENT IN A WEIGHT RATIO OF ABOUT 0.005 OF SALT TO 1.0 OF WATER, AND (C) THE BALANCE WATER-MISCIBLE PROTECTIVE COLLOIDS; (B) DISPERSED PARTICLES OF WATERINSOLUBLE POLYMERS OF AT LEAST ONE MONOMER OF THE VINYLIDENE GROUP, SAID PARTICLES HAVING AN AVERAGE PARTICLE DIAMETER OF 500 TO 20,000 ANGSTROM UNITS; AND (C) A MIXTURE OF ALUMINUM POWDER AND OTHER WATER-INSOLUBLE PIGMENTS WITH A WEIGHT RATIO OF FROM 0.001 TO 10.0 OF THE FORMER TO 1.0 OF THE LATTER, THE WEIGHT RATIOS OF (C) TO (A) RANGING FROM 7 TO 5 ON ONE HAND TO 1 TO 90 ON THE OTHER AND THE WEIGHT RATIOS OF (C) TO (B) RANGING FROM 3 TO 2 ON ONE HAND TO 1 TO 59 ON THE OTHER.